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Home›Repair guides›Westinghouse›Spark Plug Maintenance

Westinghouse 10KPRO / 8KPRO — Spark Plug Maintenance

Maintenance · Ignition

For the Westinghouse 10KPRO / 8KPRO, from the Westinghouse owner's manual.

Applies to: Westinghouse 10KPRO

Procedure

  1. Stop generator and let cool
  2. Remove spark plug boot by pulling straight away from engine
  3. Clean area around spark plug
  4. Remove spark plug with 13/16 inch socket wrench
  5. Inspect for cracked/chipped insulator, excessive wear, and gap 0.024-0.032 in (0.60-0.80 mm)
  6. Replace with Champion RN9YC or equivalent if any condition fails
  7. Hand-thread spark plug until bottomed out, then seat with socket wrench
  8. Replace spark plug boot ensuring full engagement

Tools required

  • 13/16 inch spark plug socket wrench Amazon
  • Wire feeler gauge Amazon

Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.

Full service-parts list: Westinghouse 10KPRO →

Source: Westinghouse owner's manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.

More Westinghouse repair guides →